Home / 165,527.25-228,427.61-90,076.29

Finding the Fourth Proportional to 165,527.25, 228,427.61 and 90,076.29

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Solution

The fourth proportional to 165,527.25, 228,427.61 and 90,076.29 is: 124,305.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,527.25 : 228,427.61 = 90,076.29 : x
  2. Step 2: Convert to fraction form
    165,527.25/228,427.61 = 90,076.29/x
  3. Step 3: Cross multiply
    165,527.25x = 228,427.61 × 90,076.29
  4. Step 4: Simplify right side
    165,527.25x = 20,575,911,191.99
  5. Step 5: Solve for x
    x = 20,575,911,191.99/165,527.25
  6. Step 6: Final answer
    x = 124,305.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.